156 lines
17 KiB
XML
156 lines
17 KiB
XML
<document id="8F32E252A553A8835E1CE3560E121D17" ID-CLB-Dataset="35231" ID-DOI="http://dx.doi.org/10.3897/zookeys.393.6717" ID-GBIF-Dataset="ca1977b6-7464-4c67-999d-761e0faa67ab" ID-PMC="PMC3974427" ID-Pensoft-Pub="1313-2970-393-1" ID-PubMed="24715783" ID-ZooBank="5B035E76BBD14A44A5D8C2140E6168F1" ModsDocAuthor="" ModsDocDate="2014" ModsDocID="1313-2970-393-1" ModsDocOrigin="ZooKeys 393" ModsDocTitle="A cybertaxonomic revision of the micro-landsnail genus Plectostoma Adam (Mollusca, Caenogastropoda, Diplommatinidae), from Peninsular Malaysia, Sumatra and Indochina" checkinTime="1451246065565" checkinUser="pensoft" docAuthor="Liew, Thor-Seng, Vermeulen, Jaap Jan, Marzuki, Mohammad Effendi bin & Schilthuizen, Menno" docDate="2014" docId="3C4AD7FA8E697208ECC45A923D55A2E5" docLanguage="en" docName="ZooKeys 393: 1-107" docOrigin="ZooKeys 393" docSource="http://dx.doi.org/10.3897/zookeys.393.6717" docTitle="Plectostoma annandalei Sykes 1903" docType="treatment" docVersion="5" lastPageNumber="68" masterDocId="A935FFF6FFE56726FFC5FFA8FFCE7A2A" masterDocTitle="A cybertaxonomic revision of the micro-landsnail genus Plectostoma Adam (Mollusca, Caenogastropoda, Diplommatinidae), from Peninsular Malaysia, Sumatra and Indochina" masterLastPageNumber="107" masterPageNumber="1" pageNumber="67" updateTime="1701373668194" updateUser="ExternalLinkService">
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<mods:title id="DF42A3604B733EF3A41E5491C226D1D1">A cybertaxonomic revision of the micro-landsnail genus Plectostoma Adam (Mollusca, Caenogastropoda, Diplommatinidae), from Peninsular Malaysia, Sumatra and Indochina</mods:title>
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<mods:namePart id="CA025CB5276A224C6988756FA7748319">Liew, Thor-Seng</mods:namePart>
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<mods:namePart id="5FAFC81B15892BAD78F41B94179B5DD1">Vermeulen, Jaap Jan</mods:namePart>
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<mods:namePart id="C6C80FC196F379A92562F4543F4C5AAF">Marzuki, Mohammad Effendi bin</mods:namePart>
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<mods:namePart id="09DB1A98BE2295BC60A327402BF86FCB">Schilthuizen, Menno</mods:namePart>
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<mods:date id="97B42CAD49E0A1B121A80AB757CCA9C0">2014</mods:date>
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<mods:number id="9583D048CCF8277ACDE5EAB288094186">393</mods:number>
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<mods:classification id="408AFE0DA0F55DE59BD312B3F8211F30">journal article</mods:classification>
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<mods:identifier id="944C27332E8709FEE17F0327738679FE" type="DOI">http://dx.doi.org/10.3897/zookeys.393.6717</mods:identifier>
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<treatment id="3C4AD7FA8E697208ECC45A923D55A2E5" ID-GBIF-Taxon="152052243" LSID="urn:lsid:plazi:treatment:3C4AD7FA8E697208ECC45A923D55A2E5" httpUri="http://treatment.plazi.org/id/3C4AD7FA8E697208ECC45A923D55A2E5" lastPageId="67" lastPageNumber="68" pageId="66" pageNumber="67">
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<subSubSection id="D5509EDE218FB5ED06053C7BB80F7C20" pageId="66" pageNumber="67" type="nomenclature">
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<paragraph id="23134DFF05345B32DA3524F488039E3A" pageId="66" pageNumber="67">
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<taxonomicName id="C1C15FF12CBE56D3E21D87EA498F944C" ID-CoL="7SR9B" LSID="http://species-id.net/wiki/Plectostoma_annandalei" authority="Sykes, 1903" authorityName="Sykes" authorityYear="1903" class="Gastropoda" family="Diplommatinidae" genus="Plectostoma" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Plectostoma annandalei" order="Architaenioglossa" pageId="66" pageNumber="67" phylum="Mollusca" rank="species" species="annandalei">Plectostoma annandalei (Sykes, 1903)</taxonomicName>
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</paragraph>
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</subSubSection>
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<subSubSection id="E82A3F8F29A10535EC588ECFAA297B1C" pageId="66" pageNumber="67" type="reference_group">
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<paragraph id="11C32A0FDAFA7D1309C070C1C9D89F55" pageId="66" pageNumber="67">
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<taxonomicName id="A913BBDE376F155122FAC83A1BDE6258" class="Gastropoda" family="Diplommatinidae" genus="Opisthostoma" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Opisthostoma annandalei" order="Architaenioglossa" pageId="66" pageNumber="67" phylum="Mollusca" rank="species" species="annandalei">Opisthostoma annandalei</taxonomicName>
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Sykes, 1903: 198, Plate 20 - figures 4 & 5 (original description).
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</paragraph>
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<paragraph id="FB46DEE75089616512C758F06D327CD4" pageId="66" pageNumber="67">
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<taxonomicName id="90AAAD0DF962546E727BAF334EACDD19" class="Gastropoda" family="Diplommatinidae" genus="Opisthostoma" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Opisthostoma annandalei" order="Architaenioglossa" pageId="66" pageNumber="67" phylum="Mollusca" rank="species" species="annandalei">Opisthostoma annandalei</taxonomicName>
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Sykes,
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<bibRefCitation id="3BE70B04EB5B3B0B967B4B958089345E" author="Laidlaw, FF" journalOrPublisher="Journal of the Malaysian Branch of the Royal Asiatic society" pageId="75" pageNumber="76" pagination="25 - 37" title="A list of the land and fresh-water Mollusca of the Malay peninsula with notes." volume="6" year="1928">Laidlaw (1928</bibRefCitation>
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: 36).
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</paragraph>
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<paragraph id="B0F3F406B9BC1F4DD4E045E397729C96" pageId="66" pageNumber="67">
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<taxonomicName id="F8B05352395443B20B5CE4741FE8A3DF" class="Gastropoda" family="Diplommatinidae" genus="Opisthostoma" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Opisthostoma annandalei" order="Architaenioglossa" pageId="66" pageNumber="67" phylum="Mollusca" rank="species" species="annandalei">Opisthostoma annandalei</taxonomicName>
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Sykes,
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<bibRefCitation id="564D888C40FFA2419946E4CEC5324A80" author="van Benthem Jutting, WSS" journalOrPublisher="The Bulletin of the Raffles Museum" pageId="72" pageNumber="73" pagination="5 - 61" title="The Malayan species of Opisthostoma (Gastropoda, Prosobranchia, Cyclophoridae), with a catalogue of all the species hitherto described." url="http://rmbr.nus.edu.sg/rbz/biblio/24/24brm005-062.pdf" volume="24" year="1952">van Benthem Jutting (1952</bibRefCitation>
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: 41).
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</paragraph>
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</subSubSection>
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<subSubSection id="734CF3E5E82F9CB142E7729940B3C07B" pageId="66" pageNumber="67" type="type material">
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<paragraph id="E742271DA85B4AA9B2ED09EE16BCEFB8" pageId="66" pageNumber="67">Type material.</paragraph>
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<paragraph id="705198570669130C8F20C1F165CE1FC1" pageId="66" pageNumber="67">Not seen.</paragraph>
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</subSubSection>
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<subSubSection id="714BF3C3A9107D685540BCCA4D55400F" pageId="66" pageNumber="67" type="diagnosis">
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<paragraph id="8A8E691C01256867751DB9E6B0CCA5EE" pageId="66" pageNumber="67">Diagnosis.</paragraph>
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<paragraph id="629B91F6E8E112635CE107955C654AF8" pageId="66" pageNumber="67">
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Shares with
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<taxonomicName id="F352CDE4DF1CA1046C8D50F8D014D91F" class="Gastropoda" family="Diplommatinidae" genus="Plectostoma" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Plectostoma laidlawi" order="Architaenioglossa" pageId="66" pageNumber="67" phylum="Mollusca" rank="species" species="laidlawi">Plectostoma laidlawi</taxonomicName>
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,
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<taxonomicName id="F0EE3170C37814F805B00543361E114A" class="Gastropoda" family="Diplommatinidae" genus="Plectostoma" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Plectostoma tenggekensis" order="Architaenioglossa" pageId="66" pageNumber="67" phylum="Mollusca" rank="species" species="tenggekensis">Plectostoma tenggekensis</taxonomicName>
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, and
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<taxonomicName id="1FB464EC3884D6BB2C4655564A0F598F" class="Gastropoda" family="Diplommatinidae" genus="Plectostoma" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Plectostoma praeco" order="Architaenioglossa" pageId="66" pageNumber="67" phylum="Mollusca" rank="species" species="praeco">Plectostoma praeco</taxonomicName>
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the general shell form, in terms of spire and tuba shape, but differs by having slightly convex whorl periphery and straight ribs.
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</paragraph>
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</subSubSection>
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<subSubSection id="AD4E100D10D049786DD904A535297FF4" lastPageId="67" lastPageNumber="68" pageId="66" pageNumber="67" type="description">
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<paragraph id="E2E3AF616BFA10F603CB8A7AA54EFED1" pageId="66" pageNumber="67">Description</paragraph>
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<paragraph id="C4DEF09D68A5F7A365DB4084A34D4FBA" pageId="66" pageNumber="67">
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(estimated from figure in
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<bibRefCitation id="756AF2B3906FA1A9C1D99BC2EDB81A09" author="Sykes, ER" journalOrPublisher="Proceedings of the Zoological Society of London" pageId="79" pageNumber="80" pagination="194 - 199" title="On the land operculate Mollusca collected during the " Skeat Expedition " to the Malay Peninsula in 1899 - 1900." url="http://www.biodiversitylibrary.org/item/98587258" volume="1903" year="1903">Sykes 1903</bibRefCitation>
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). Apex. Shape: moderately convex.
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</paragraph>
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<paragraph id="6EA306C762D57A210D93ACBADD1A49EF" pageId="66" pageNumber="67">Spire. Height: 2 mm. Width: 1.3 mm. Number of whorls: 4 1/2. Apical spire shape: depressed conical. Basal spire shape: conical. Whorl periphery: moderately convex. Umbilicus: Open.</paragraph>
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<paragraph id="E97CCEF1A40C874EA7F0640A16B15D27" pageId="66" pageNumber="67">Constriction. Unknown.</paragraph>
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<paragraph id="0654D7DB54D112FABE46584B9293722E" pageId="66" pageNumber="67">
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Tuba. Coiling direction: type 2 and aperture visible in right lateral view. Tuba whorl length in proportion to spire last whorl: approximately the same as the
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<normalizedToken id="5B83DA2391B01A5AB4D07FB23270C67D" originalValue="spire’s">spire's</normalizedToken>
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last whorl length. Proportion of tuba that attaches to spire: less than 1/2.
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</paragraph>
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<paragraph id="8C420A26782453DCEADD0A46BA48E71E" pageId="66" pageNumber="67">Aperture and peristome. Peristome: double peristomes. Outer peristome shape: same as inner peristome and uniformly projected all around, except the posterior part.</paragraph>
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<paragraph id="541A90B20C058514C1ABE482A4DA9513" pageId="66" pageNumber="67">Spiral lines. Unknown</paragraph>
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<paragraph id="B41D10AEDA1718C34043731DB55AF524" pageId="67" pageNumber="68">
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<pageBreakToken id="816450850542F2AA55F6910720D6BBF8" pageId="67" pageNumber="68" start="start">Radial</pageBreakToken>
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ribs. Rib density: 5 ribs per mm. Rib intensity: unknown. Shape: straight. Inclination: orthoclin.
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</paragraph>
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</subSubSection>
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<subSubSection id="7BF8AA95793FD7E8F928878020C3B8E6" pageId="67" pageNumber="68" type="distribution">
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<paragraph id="3AA9E8C6A12580C77EDF5CFCD6E005AD" pageId="67" pageNumber="68">Distribution.</paragraph>
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<paragraph id="EB8C65EC09DAF99B297BD0492784D3C3" pageId="67" pageNumber="68">
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Type locality. This species is only known from its type locality, Jalor (Biserat). The exact location was not described in the original publication of this species. From the
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<normalizedToken id="2825BBCE7BF7B21972BE1E8A529C1742" originalValue="collectors’">collectors'</normalizedToken>
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report (Annandale and Robinson 1913), we estimated the location and name of the limestone hill from a map in the report. This hill was named Bukit Bayu. Later, we estimated its coordinates from Google Earth (
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<geoCoordinate id="41804F7FBD41219C915C0B06B0FC3BE9" direction="north" orientation="latitude" precision="15" value="6.28">6°16'48"N</geoCoordinate>
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,
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<geoCoordinate id="A789A71FAB8703166BE55516DAF04AF7" direction="east" orientation="longitude" precision="15" value="101.22639">101°13'35"E</geoCoordinate>
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) (Figure 18B).
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</paragraph>
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<paragraph id="0CAE362924F447935CA0E6CE39F0F70B" pageId="67" pageNumber="68">Distribution range. Unknown.</paragraph>
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</subSubSection>
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<subSubSection id="97FE15A5DBE1D8A9FA4866BADCB5BF70" pageId="67" pageNumber="68" type="conservation status">
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<paragraph id="6D97C879654FECE856FC3A841DD12932" pageId="67" pageNumber="68">Conservation status.</paragraph>
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<paragraph id="CA52ECF85CBC7FDDBF32B00D8962FCF8" pageId="67" pageNumber="68">Data Deficient.</paragraph>
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</subSubSection>
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<subSubSection id="902D0D234152FB0E647AAB905B99300F" pageId="67" pageNumber="68" type="discussion">
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<paragraph id="23BED4D89814AC693AA2051CA4376CB6" pageId="67" pageNumber="68">Discussion.</paragraph>
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<paragraph id="C65175DA21EDF3CAB41A7A678885A014" pageId="67" pageNumber="68">
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This species has not been seen or collected after the original description. The type specimens cannot be located.
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<bibRefCitation id="01CA56A50AC8148D9284F1EC28B71AB0" author="Sykes, ER" journalOrPublisher="Proceedings of the Zoological Society of London" pageId="79" pageNumber="80" pagination="194 - 199" title="On the land operculate Mollusca collected during the " Skeat Expedition " to the Malay Peninsula in 1899 - 1900." url="http://www.biodiversitylibrary.org/item/98587258" volume="1903" year="1903">Sykes (1903)</bibRefCitation>
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mentioned that it is similar to
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<taxonomicName id="FB26691E3687D83640790C65EDCC1089" class="Gastropoda" family="Diplommatinidae" genus="Plectostoma" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Plectostoma laidlawi" order="Architaenioglossa" pageId="67" pageNumber="68" phylum="Mollusca" rank="species" species="laidlawi">Plectostoma laidlawi</taxonomicName>
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but he did not explain explicitly in what way. This is not unexpected, as
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<taxonomicName id="C0C5C61311016F336986419744D685BC" class="Gastropoda" family="Diplommatinidae" genus="Plectostoma" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Plectostoma laidlawi" order="Architaenioglossa" pageId="67" pageNumber="68" phylum="Mollusca" rank="species" species="laidlawi">Plectostoma laidlawi</taxonomicName>
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was the only one
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<taxonomicName id="E9596A9085E53CAEC55A056B0CC6F4C3" class="Gastropoda" family="Diplommatinidae" genus="Plectostoma" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Plectostoma" order="Architaenioglossa" pageId="67" pageNumber="68" phylum="Mollusca" rank="genus">Plectostoma</taxonomicName>
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known from Peninsular Malaysia at the time, although more than 20
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<taxonomicName id="18903408059D7A6F4B24B2663B9C3B40" class="Gastropoda" family="Diplommatinidae" genus="Plectostoma" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Plectostoma" order="Architaenioglossa" pageId="67" pageNumber="68" phylum="Mollusca" rank="genus">Plectostoma</taxonomicName>
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species had already been described from Borneo. Thus, one can assume that the statement made by Sykes was based on the geographical proximity.
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</paragraph>
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<paragraph id="3E707850BC18E1D74230367180199A64" pageId="67" pageNumber="68">
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Interestingly,
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<taxonomicName id="A667D6735E98C6F0E4AEBEEEE4D6D7E6" class="Gastropoda" family="Diplommatinidae" genus="Plectostoma" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Plectostoma panhai" order="Architaenioglossa" pageId="67" pageNumber="68" phylum="Mollusca" rank="species" species="panhai">Plectostoma panhai</taxonomicName>
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was described from a limestone hill located just 8 km from the location where
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<taxonomicName id="2B101D543564528E89ADE12AB9DFCC8E" class="Gastropoda" family="Diplommatinidae" genus="Plectostoma" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Plectostoma annandalei" order="Architaenioglossa" pageId="67" pageNumber="68" phylum="Mollusca" rank="species" species="annandalei">Plectostoma annandalei</taxonomicName>
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was found. In addition to the geographical proximity, the two neighbouring species are similar in several shell characteristics. The shell spires are very similar in terms of number of whorls, overall shape and size. On the other hand, the main difference between these two species is the tuba coiling direction (type 1 vs. type 2).
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |